70 lines
2.2 KiB
JavaScript
70 lines
2.2 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.equals = exports.isVanillaObject = exports.isFunction = exports.isObject = exports.isArray = exports.comparable = exports.typeChecker = void 0;
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const typeChecker = (type) => {
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const typeString = "[object " + type + "]";
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return function (value) {
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return getClassName(value) === typeString;
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};
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};
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exports.typeChecker = typeChecker;
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const getClassName = value => Object.prototype.toString.call(value);
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const comparable = (value) => {
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if (value instanceof Date) {
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return value.getTime();
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}
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else if ((0, exports.isArray)(value)) {
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return value.map(exports.comparable);
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}
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else if (value && typeof value.toJSON === "function") {
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return value.toJSON();
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}
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return value;
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};
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exports.comparable = comparable;
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exports.isArray = (0, exports.typeChecker)("Array");
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exports.isObject = (0, exports.typeChecker)("Object");
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exports.isFunction = (0, exports.typeChecker)("Function");
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const isVanillaObject = value => {
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return (value &&
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(value.constructor === Object ||
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value.constructor === Array ||
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value.constructor.toString() === "function Object() { [native code] }" ||
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value.constructor.toString() === "function Array() { [native code] }") &&
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!value.toJSON);
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};
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exports.isVanillaObject = isVanillaObject;
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const equals = (a, b) => {
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if (a == null && a == b) {
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return true;
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}
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if (a === b) {
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return true;
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}
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if (Object.prototype.toString.call(a) !== Object.prototype.toString.call(b)) {
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return false;
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}
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if ((0, exports.isArray)(a)) {
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if (a.length !== b.length) {
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return false;
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}
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for (let i = 0, { length } = a; i < length; i++) {
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if (!(0, exports.equals)(a[i], b[i]))
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return false;
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}
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return true;
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}
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else if ((0, exports.isObject)(a)) {
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if (Object.keys(a).length !== Object.keys(b).length) {
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return false;
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}
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for (const key in a) {
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if (!(0, exports.equals)(a[key], b[key]))
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return false;
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}
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return true;
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}
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return false;
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};
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exports.equals = equals;
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//# sourceMappingURL=utils.js.map
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